#
# DEFINE BASE IMAGE
#

FROM alpine:3.7
MAINTAINER joen kai168@126.com

ENV TIMEZONE Asia/Shanghai 

#增加阿里源
RUN set -ex; \
  { \
      echo 'https://mirrors.aliyun.com/alpine/v3.7/main'; \
      echo 'https://mirrors.aliyun.com/alpine/v3.7/community'; \
	} | tee /etc/apk/repositories  

#增加 gosu 
ENV GOSU_VERSION 1.10
RUN set -ex; \
	\
	apk add --no-cache --virtual .gosu-deps \
		dpkg \
		gnupg \
		openssl \
	; \
	\
	dpkgArch="$(dpkg --print-architecture | awk -F- '{ print $NF }')"; \
	wget -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$dpkgArch"; \
	wget -O /usr/local/bin/gosu.asc "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$dpkgArch.asc"; \
	\
  # verify the signature
	export GNUPGHOME="$(mktemp -d)"; \
	gpg --keyserver ha.pool.sks-keyservers.net --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4; \
	gpg --batch --verify /usr/local/bin/gosu.asc /usr/local/bin/gosu; \
	rm -r "$GNUPGHOME" /usr/local/bin/gosu.asc; \
	\
	chmod +x /usr/local/bin/gosu; \
  # verify that the binary works
	gosu nobody true; \
	\
	apk del .gosu-deps


# 增加时区设置
RUN set -ex; \
  apk add  --no-cache --virtual .base-deps tzdata curl \
  && cp /usr/share/zoneinfo/${TIMEZONE} /etc/localtime \
  && echo "${TIMEZONE}" > /etc/timezone \
  && apk del .base-deps 